/*
 * Copyright 2012 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */

package com.kariqu.cldld.wss;

import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.Channel;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
import io.netty.handler.logging.LogLevel;
import io.netty.handler.logging.LoggingHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class WebSocketServer implements Runnable {
    private final int PORT; //= Integer.parseInt(System.getProperty("port", SSL? "8443" : "8080"));

    private static final Logger log = LoggerFactory.getLogger(WebSocketServer.class);

    public WebSocketServer(int PORT)
    {
        this.PORT = PORT;
    }

    @Override
    public void run() {
        //接收线程组 处理连接请求
        EventLoopGroup bossGroup = new NioEventLoopGroup(1);
        //工作线程组 处理信息读取以及发送
        EventLoopGroup workerGroup = new NioEventLoopGroup(1);
        try {
            ServerBootstrap b = new ServerBootstrap();
            b.group(bossGroup, workerGroup)
                    .channel(NioServerSocketChannel.class)
                    .handler(new LoggingHandler(LogLevel.INFO))
                    .childHandler(new WebSocketServerInitializer()); //初始化通道配置

            Channel ch = b.bind(PORT).sync().channel(); //开启监听 客户端连接
            log.info("server name: world  thread: {}", Thread.currentThread().getId());
            ch.closeFuture().sync();
        } catch (Exception e) {
            log.error("exception {}", e.toString());
        }  finally {
            bossGroup.shutdownGracefully();
            workerGroup.shutdownGracefully();
        }
    }
}
